Canon F-730SX User Manual page 24

Example: To calculate n, x , σx and variance of a population (σx
of data: 75, 85, 90, 77, 77 in one-variable mode.
Operation
2nd
2nd
Example: To calculate correlation coefficient (r) and x value when
y = data set of 10: (20,20), (30,26), (40,30)
Operation
2nd
2nd
(1-VAR)
(CLRDATA)
(2-VAR)
Display (Upper)
X1=
X5=
n x Sx σx
n x Sx σx
n x Sx σx
σx
2
σx
Display (Upper)
X1=
X4=
n x Sx σx y
∑xy a b r
x' y'
x'(
x'(10
24
2
Display (Lower)
5.
80.8
5.741080038
32.96
Display (Lower)
3.
0.993399268
–0.666666667
)